<%@page contentType="text/html; charset=utf-8"%>
<%@page import="com.system.Constants"%>
<%
   if (null==session.getAttribute(Constants.BACK_LOGON_SESSION)) 
     {%>
	<script type="text/javascript">
    	var url="/manage/login.jsp?cs=1";
		if(window.parent.document.body){
			if(window.parent.parent.document.body){
				if(window.parent.parent.parent.document.body){
					window.parent.parent.parent.location=url;
				}else{
					window.parent.parent.location=url;
				}
			}else{
				window.parent.location=url;
			}
		}else{
			window.location=url;
		}
    </script>
	<%}
%>